package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * _*_ coding : utf-8 _*_
 *
 * @Time : 2023/7/26 18:51
 * @Author : 计201任思伟
 * @File : DishController
 * @Project : sky-take-out
 */
@RestController
@RequestMapping(("/admin/dish"))
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品相关接口
     *
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品,{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //清理缓存数据
        String key="dish_"+dishDTO.getCategoryId();
//        redisTemplate.delete(key);
        cleanCache(key);
        return Result.success();
    }

    /**
     * 菜品分页查询
     *
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询,{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 菜品批量删除
     *
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result deleteBatch(@RequestParam List<Long> ids) {
        //@RequestParam springmvc框架解析域名   ?ids=1.2.3
        log.info("菜品批量删除,{}", ids);
        dishService.deleteBatch(ids);

        //清除所有缓存数据
       /* Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);*/
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     * 根据id查询菜品
     *
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品");
        //查询菜品回显数据 需要查询口味表flavor
        DishVO dishOS = dishService.getByIdWithFlavor(id);
        return Result.success(dishOS);
    }

    /**
     * 修改菜品信息及口味信息
     *
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品,{}", dishDTO);
        dishService.updateWithFlavor(dishDTO);
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     * 菜品起售停售
     *
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    public Result<String> startOrStop(@PathVariable Integer status, Long id) {
        dishService.startOrStop(status, id);

        cleanCache("dish_*");
        return Result.success();

    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId) {
        log.info("根据分类id查询菜品,{}", categoryId);
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    //清理所有缓存数据的方法
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }


}
